A giant inflatable rubber duck installation by Dutch artist Florentijn Hofman floats through the Port of Los Angeles as part of the Tall Ships Festival, in San Pedro, California. The creation, which is five stories tall and five stories wide, has been seen floating in various cities around the world since 2007.

Rubber Duck by Dutch conceptual artist Florentijn Hofman floats at Hong Kong‘s Victoria Harbour as the island skyline looms in the background. The 16.5m-high inflatable sculpture, which made its first public appearance in the territory on Thursday, will be shown at the Ocean Terminal for a month.

A farmer tends his ducks on Tuesday in Quzhou, China. On Wednesday a new case of H7N9 avian influenza was confirmed, bringing the total to 109 cases in the country, with 22 deaths. Taiwan confirmed its first case on Wednesday.